Michihiro Omigawa upset Hatsu Hioki on Saturday at Sengoku 11 in Tokyo, Japan, receiving a controversial split decision win in the evening’s main event. Also on the card, Mamed Khalidov extended his unbeaten streak to 18-straight by making quick work of Jorge Santiago, while notables Jorge Masvidal, Akihiro Gono, and Dave Herman also picked up wins.

All 22 fighters set to participate at Saturday’s Sengoku 11th Battle event in Tokyo, Japan successfully made weight earlier today for their bouts. The official weigh-in results for the HDNet-televised event, which is headlined by Hatsu Hioki vs. Michihiro Omigawa, are after the jump.

Kevin Randleman will face Stanislav Nedkov and Jorge Masvidal will fight Satoru Kitaoka at Sengoku 11.

Hong Man Choi has accepted Shaquille O’Neal’s challenge to fight in an MMA bout.

These stories and a few more in MMAFrenzy’s Rising Sun Round Up.

UFC middleweight champ Anderson Silva will undergo elbow surgery after all to remove bone spurs and will be sidelined briefly, Mirko “Cro Cop” Filipovic is not retiring following his latest loss and intends to fight at least once more, at a November 7 Strikforce event headlined by Fedor Emelianenko vs. Brett Rogers will take place at the Sears Centre near Chicago.

Read about the latest MMA news in MMAFrenzy.com’s Quick Hits…

Jake Shields needed less than half a round to submit Robbie Lawler in the main event of Strikeforce: Lawler vs. Shields on Saturday, forcing Lawler to tap to a guillotine choke 2:02 into the opening round of their catchweight headliner. In other main card action, Brett Rogers knocked out Andrei Arlovski in just 22-seconds and Nick Diaz submitted Scott Smith.

The Strikeforce: Lawler vs. Shields preliminary card is scheduled to begin at 7:45pm ET with the main card, featuring Lawler-Shields and Arlovski-Rogers, commencing at 10pm ET. Live results are available after the jump...

All twenty-two fighters scheduled to fight at Saturday's Strikeforce event, including headliners Robbie Lawler and Scott Smith as well as main card fighters Andrei Arlovski, Brett Rogers, Nick Diaz, Scott Smith, Phil Baroni, Joe Riggs, Kevin Randleman, and Mike Whitehead, successfully made weight at Friday's weigh-ins.

Two-time NCAA Division I National Wrestling Champion and former UFC Heavyweight Champion Kevin “The Monster” Randleman (17-12) will make his long-awaited return to mixed martial arts (MMA) action when he squares off with fellow grappling expert Mike Whitehead (23-7) on June 6th at Strikeforce: “Lawler vs. Shields” in St. Louis.

A women's superfight between Gina Carano and Cris Cyborg is likely to take place in Strikeforce in August, Scott Smith suffered a shattered hand in Saturday's loss, DREAM has announced their featherweight grand prix pairings, and more...

Kevin Randleman has signed with Strikeforce, Showtime has announced the Strikeforce broadcast team, Joe Riggs and Brett Rogers are under consideration to complete the April 11th main card, plus quotes and photos from Strikeforce's Thursday press conference.

Josh Barnett def. Jeff Monson via unanimous decision
Roger Gracie def. Yuki Kondo via submission – Round 1
Kevin Randleman def. Ryo Kawamura via unanimous decision
Yoshihiro Nakao def. Jim York via KO – Round 2
Jorge Santiago def. Yuki Sasaki via submission – Round 3
Eiji Mitsuoka def. Kwang Hee Lee via submission – Round 1
Mike Pyle def. Dan [...]

It’s been over a year since we last saw former UFC heavyweight champion Kevin Randleman in action. Following a non-exclusive 3 fight deal with Global Fighting Championships, Randleman has confirmed his first opponent will be Jeff Monson at GFC’s June 21st event in Charlotte F.C.

Former UFC Heavyweight Champion Kevin Randleman was arrested this week in Goodsprings, Nevada, a suburb of Las Vegas, on charges of DUI, Speeding, Driving Without a Valid License, Intimidating a Public Officer, and Malicious Destruction of Public Property as well as other charges according to a report from MMAWeekly.
Randleman, who primarily fought in the [...]